Home / 7,423.48-10,246.26-4,279.24

Finding the Fourth Proportional to 7,423.48, 10,246.26 and 4,279.24

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Solution

The fourth proportional to 7,423.48, 10,246.26 and 4,279.24 is: 5,906.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.48 : 10,246.26 = 4,279.24 : x
  2. Step 2: Convert to fraction form
    7,423.48/10,246.26 = 4,279.24/x
  3. Step 3: Cross multiply
    7,423.48x = 10,246.26 × 4,279.24
  4. Step 4: Simplify right side
    7,423.48x = 43,846,205.64
  5. Step 5: Solve for x
    x = 43,846,205.64/7,423.48
  6. Step 6: Final answer
    x = 5,906.42

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Half scale
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Double scale
Find fourth proportional to 7,424.48, 10,247.64 and 4,280.24
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.